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Mdb4949sdh Parts

Some parts shown may not be for your model. To see parts for your model only, select it from "Matching Model Numbers" list on the left.

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Dishwasher Installation Kit
Genuine Whirlpool part
By: Whirlpool
Part Number: WPW10292152

Includes two screws, two clamps, and undercounter mounting brackets.

Do-It-Yourself Stories from Customers like You Missing the top mounting brackets   Jeff G. • Dallas , GA • November 04, 2018

Added brackets Read more

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Insulation Pad
Genuine Whirlpool part
By: Whirlpool
Part Number: W11126003

This insulation pad installs in the factory location to isolate and cushion components or panels. It helps reduce vibration and limit unwanted heat transfer, supporting quieter operation and proper performance where the original pad was installed.

  • Provides a thermal and acoustic barrier between parts or panels
  • Helps minimize vibration and rattling noises
  • Restores proper spacing/cushioning when the original pad is missing or deteriorated
  • Replace if the pad is brittle, compressed, contaminated, or falling off
  • Common signs include increased noise or rattles and localized hot spots or condensation
What's included: One insulation pad
  • Disconnect power (and gas/water, if applicable) before servicing
  • Allow hot or cold surfaces to return to a safe temperature
  • Note the original pad's location/orientation; remove old pad and clean the surface
  • Install the new pad in the same spot without over-compressing; secure per the original method and verify clearances
Also called: PAD-INS (insulation pad) in OEM parts lists

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Drain Adapter Assembly (Dishwasher)
Genuine Whirlpool part
By: Whirlpool
Part Number: W11661859

This drain adapter assembly links the dishwasher's drain outlet to the drain hose leading to a sink drain or garbage disposer, creating a secure, watertight discharge path. Replacing a damaged adapter helps stop leaks and supports proper draining.

  • Adapts and seals the outlet from the sump/pump to the drain hose or disposer
  • Helps maintain proper discharge flow during the drain cycle
  • Common symptoms include water under the unit and standing water left in the tub
What's included: 1 drain adapter assembly Install notes:
  • Disconnect power at the breaker and shut off water; bail out any standing water
  • Access the drain outlet and place a towel or pan to catch residual water
  • Move the hose clamp, remove the old adapter, and seat the new adapter squarely
  • Reattach the hose, secure the clamp, and run a brief test cycle to check for leaks

Do-It-Yourself Stories from Customers like You Fine particle residue left on otherwise clean dishes   Aean P. • Berkeley , CA • July 09, 2025

Our dishes were getting mostly clean but we started finding really fine food particles inside cups/bowls (especially our tall travel mugs). Very long story short, the rubber flapper valve in the adapter assembly had warped and was no longer closing, so dirty water was remaining in the tub during the rinse cycle. I may just buy an extra since it will probably fail again in a few years and I'll need to replace it again. Read more

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Touch Up Paint
Genuine Whirlpool part
By: Whirlpool
Part Number: 4392899

Bottle with brush. Color: Biscuit paint. It's point-six fluid ounces.

Do-It-Yourself Stories from Customers like You Lack of accurate control on 2 electric range burners   Jeff D. • Neenah , WI • April 09, 2016

Ordered 2 infinite burner controls from Appliance Parts Pros and watched the online video on the replacement of them at the same time. When they arrived promptly, I was ready to take on the job. The fix only took about 15 minutes because I was prepared after watching the video. Read more

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Door Insulation (Dishwasher)
Genuine Whirlpool part
By: Whirlpool
Part Number: WPW10073520

This foam pad installs between the inner and outer door panels of a dishwasher to dampen sound and help shield the outer panel from heat and moisture, keeping operation quieter and the door better protected. What it does:

  • Lines the inside of the outer door panel to reduce operating noise and vibration
  • Acts as a thermal and moisture barrier for the outer door panel
  • Helps maintain proper door performance when the original insulation is worn or missing
  • Replace if torn, degraded, or waterlogged, or if noise/condensation around the door has increased
What's included:
  • 1 door insulation pad
Install notes:
  • Disconnect power and shut off water to the dishwasher before servicing
  • Support the door; remove perimeter screws to separate the inner and outer door panels
  • Note the pad's orientation; seat the new insulation evenly without pinching wires or harnesses
  • Reassemble panels and fasteners; verify smooth door/latch operation

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Screw (10-16 Thread), 1 Pack
Genuine Whirlpool part
By: Whirlpool
Part Number: WPW10309090

This factory screw secures panels, brackets, or components within your appliance. Using the correct OEM fastener helps ensure a snug fit and prevents loosening, rattling, or misalignment over time.

  • Fastens metal or plastic components to maintain proper alignment
  • Helps prevent vibration, noise, and loosened parts
  • Common wear item that can strip, rust, or go missing
  • Replaces damaged or missing hardware to restore secure mounting
What's included: One screw Install notes:
  • Disconnect power and shut off water or gas before service
  • Note original screw location and orientation for proper reassembly
  • Start threads by hand to avoid cross-threading; do not overtighten
  • If threads are damaged, inspect the mating hole or clip before reuse

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Control Panel (Stl)
Genuine Whirlpool part
By: Whirlpool
Part Number: WPW10562079

This is a dishwasher control panel. A display is included on the control panel for information about the dishwasher cycle. Users can select and change the settings for a cycle using this component.This is a durable control panel, but it has small parts and can experience damage or wear and tear. This may cause the buttons to stop working, prevent a cycle from starting, or cause the display to stop offering information. If these things occur, the control panel will need to be replaced. Before doing so, make sure the circuit breaker for the house is turned off or the dishwasher is unplugged. Basic tools and a pair of work gloves may be needed for the process. Take the original control panel off and install the new one with the wires in the same location before use.Designed for Maytag dishwashers, this component is sourced directly from the manufacturer. It's sold individually as an authentic OEM replacement part. The control panel is sold as a single component.

Do-It-Yourself Stories from Customers like You Wanted to switch out white to stainless   Sheila S. • Oxford , ME • January 27, 2018

Ordered replacement panels. Watched a couple of your videos and went for it! Had just s bit of trouble determining whether the panel had snapped into place. It never really did, but put a couple of screws in and it all came together nicely. Ran it - worked great. No leaks! Looks fantastic! Read more

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Screw
Genuine Whirlpool part
By: Whirlpool
Part Number: WPW10348408

This replacement screw secures panels, brackets, and other components inside your appliance. Replacing missing or stripped hardware restores a tight, rattle-free fit and keeps parts anchored as designed.

  • Fastens metal or plastic panels, brackets, and internal components
  • Replaces missing, damaged, or stripped screws
  • Helps resolve vibration, rattling, or loose-fitting parts
  • Maintains proper alignment and secure mounting points
What's included: 1 screw Install notes:
  • Disconnect power and shut off water/gas supplies before service
  • Match the screw to its original location; your model's diagram to placement
  • Start threads by hand and use the correct driver to avoid stripping
  • Do not overtighten, especially into plastic or thin sheet metal

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Screw
Genuine Whirlpool part
By: Whirlpool
Part Number: WP3400836

Color: White. Screw for lower toe panel. For black screw use WP302868, for biscuit use 3400865.

Do-It-Yourself Stories from Customers like You Looked shabby   Kiska C. • Long Beach , CA • July 21, 2022

I've been asking my husband for a year or more to get a replacement part for our dishwasher. The kick board in front used to stick out a little and had a black hole where the retainer clip should have been. It was clear that something was missing, and it just looked tacky. And the fact that it stuck out a bit meant that eventually, someone was going to catch their foot or shoe on the kick board and break it or bend it back and make it more obvious that a part was missing. I was almost mad... Read more

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Dishwasher Rack Repair Kit (White)
Genuine Whirlpool part
By: Whirlpool
Part Number: 4396838RC

Restore worn dishwasher racks and help prevent rust stains on dishes. This white rack repair kit covers chipped or exposed rack tines and caps bare metal to reduce corrosion and extend the useful life of your racks.

  • Re-coats rusted or chipped vinyl on rack tines to help stop corrosion
  • Caps exposed tips to reduce rust transfer, scratching, and snags
  • Useful when tine caps are missing or the rack coating is flaking
  • Common symptoms: rust on tines, stained dishes, sharp/rough tine ends
What's included: One white rack repair kit. Install notes:
  • Disconnect power and remove the rack before repair
  • Clean and dry affected areas thoroughly before applying coating
  • Apply in a well-ventilated area; allow full cure time before using the dishwasher
  • Replace the rack if metal is severely corroded or broken

Do-It-Yourself Stories from Customers like You Old rusty lower dishrack tines   John N. • Alamogordo , NM • January 11, 2016

Replaced it with the modern replacement you provided. Now I have a repair kit, spare rollers, a foldable rack of tines and all the related parts put back for repair if necessary. A win win scenario. Thanks for all you do. :>) Read more

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Electronic Control Board
Genuine Whirlpool part
By: Whirlpool
Part Number: W10737607

This electronic control board is the appliance's central controller, interpreting inputs and switching power to components to run each cycle. Replacing a failed board restores responsive controls and reliable operation when the unit is unresponsive, erratic, or showing error codes.

  • Coordinates timing and sequence of operations for the appliance
  • Interfaces with user controls and display
  • Sends power to motors, valves, fans, or heating elements as directed
  • Typical failure signs: no response to controls, won't start/run, erratic or stuck cycles, recurring fault codes
What's included: 1 electronic control board.
  • Disconnect power at the breaker or unplug before servicing
  • Use ESD precautions; handle the board by the edges only
  • Photograph connections and transfer wiring/connectors one at a time
  • Ensure all harnesses are fully seated; follow the service sheet for any model-specific setup or configuration

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Insulation Pad (Cabinet Insulation)
Genuine Whirlpool part
By: Whirlpool
Part Number: WPW10746770

Insulation pad that fits behind appliance panels to restore thermal protection and reduce noise. Replacing a damaged or missing pad helps protect nearby wiring and components from heat and can reduce vibration-related rattling. What it does:

  • Provides thermal insulation to help limit heat transfer to adjacent panels and components.
  • Dampens vibration and reduces rattling or buzzing caused by loose or worn insulation.
  • Protects wires, connectors and plastic parts from excess heat when installed correctly.
  • Common symptom: missing, torn, or deteriorated pad with increased exterior heat or noise.
What's included: One insulation pad. Install notes:
  • Disconnect power to the appliance before servicing to avoid shock or injury.
  • Remove access panels as needed; position the pad flat against the cabinet surface or mounting area.
  • Use original clips/adhesive or manufacturer-recommended fasteners to secure the pad; avoid covering vents or controls.

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Spacer, 1 Piece
Genuine Whirlpool part
By: Whirlpool
Part Number: W10306230

This spacer maintains the correct gap and alignment between components within the appliance assembly. Replacing a worn or missing spacer restores proper clearance to reduce rubbing and noise and helps the mechanism operate smoothly.

  • Keeps designed spacing between parts for correct alignment
  • Reduces friction, squeaks, and premature wear from parts contacting
  • Helps components seat securely and move freely
  • Common signs include rubbing/squeaking noises, misalignment or wobble, or a visibly damaged/missing spacer
What's included: 1 spacer Install notes:
  • Disconnect power; turn off the water supply before starting
  • Note the orientation and order of any shims/washers during disassembly
  • Transfer any reusable hardware and seat the spacer fully; do not overtighten fasteners
  • After reassembly, check for smooth movement with no binding or rubbing

Do-It-Yourself Stories from Customers like You The upper dish rack wheel assembly was hanging by a thread   Angela L. • Granger , IN • January 18, 2025

I replaced the upper wheel assembly. It was incredibly easy and now it works like new. Read more

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Machine Screw (10-32 Thread)
Genuine Whirlpool part
By: Whirlpool
Part Number: WP3400071

This machine screw secures panels, brackets, and other components inside your appliance. Replacing a missing or damaged fastener restores a solid fit, reduces vibration and rattling, and helps keep assemblies properly aligned for reliable performance.

  • 10-32 machine-thread fastener for mounting and securing internal parts and panels
  • Helps maintain alignment and structural integrity of assembled components
  • Replaces missing, stripped, or damaged hardware
  • Reduces rattling, vibration, or loosening from worn fasteners
What's included: One 10-32 machine screw. Install notes:
  • Disconnect power; shut off gas or water supplies before servicing
  • Match thread and length to the original fastener used in that location
  • Start by hand to avoid cross-threading; tighten snugly without overtightening
  • Reuse original washers or clips if present and in good condition

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Screw (8-32 Thread)
Genuine Whirlpool part
By: Whirlpool
Part Number: WP3400892

Replacement 8-32-thread screw used to secure panels, brackets and small components in compatible household appliances. Restores missing or stripped fasteners so panels and parts stay firmly attached during normal use. What it does:

  • Secures trim, panels, brackets and control housings to maintain proper assembly.
  • Replaces missing or damaged screws that can cause rattling, loose panels or misaligned components.
  • Fits locations that require an 8-32 threaded fastener; correct length and head style for your application.
  • Helps restore stable, vibration-free operation when worn or stripped fasteners are replaced.
What's included: One screw. Install notes:
  • Disconnect power and water before servicing; wear eye protection and gloves.
  • Use the correct screwdriver or driver bit to avoid stripping the screw head.
  • Do not overtighten—turn until snug and secure to avoid damaging threads or surrounding parts.
  • If the original used a washer or nut, reuse or replace as needed and the screw length and head type match the original.

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Appliance Spray Paint
Genuine Whirlpool part
By: Whirlpool
Part Number: 285006

Color: Black. Size: 12 oz. Acrylic appliance aerosol can spray paint.

Do-It-Yourself Stories from Customers like You My 1984 dishwasher that still works great was an eyesore & I didn't match my other appliances.   Dorothy L. • Raleigh , NC • March 24, 2014

I purchased a can of black appliance spray paint, removed the panels on the dishwasher, sprayed them, and a few hours later put them back. They're beautiful and it looks like I have a brand new dishwasher! It now matches everything and looks great with the new granite counter tops I just installed. THANK YOU FOR THE GREAT IDEA!!! I'm a 76 year old female and my friends think I'm a genius! Read more

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  • boxes images Over 2.1 Million Parts In Stock
  • time delivery images 2 Day Quick Delivery!
  • box-refresh images 365 Day Return Policy!
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